From 71930f174d47ef7765e9180df58f597cec71dec7 Mon Sep 17 00:00:00 2001
From: Bram Moolenaar <Bram@vim.org>
Date: Thu, 13 Jan 2022 13:47:43 +0000
Subject: [PATCH] patch 8.2.4076: memory leak in autoload import

Problem:    Memory leak in autoload import.
Solution:   Do not overwrite the autoload prefix.
---
 src/version.c    | 2 ++
 src/vim9script.c | 3 ++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/version.c b/src/version.c
index ba6e5da087..06d71fd788 100644
--- a/src/version.c
+++ b/src/version.c
@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    4076,
 /**/
     4075,
 /**/
diff --git a/src/vim9script.c b/src/vim9script.c
index 6d02be6adc..549c20f402 100644
--- a/src/vim9script.c
+++ b/src/vim9script.c
@@ -133,7 +133,8 @@ ex_vim9script(exarg_T *eap UNUSED)
     si->sn_state = SN_STATE_HAD_COMMAND;
 
     // Store the prefix with the script.  It isused to find exported functions.
-    si->sn_autoload_prefix = get_autoload_prefix(si);
+    if (si->sn_autoload_prefix == NULL)
+	si->sn_autoload_prefix = get_autoload_prefix(si);
 
     current_sctx.sc_version = SCRIPT_VERSION_VIM9;
     si->sn_version = SCRIPT_VERSION_VIM9;